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Kramer SWT3-41-U-T 4×1 USB switcher transmitter USB-C / USB-B Auto Switch USB 3.2 PD 60W 100m

SKU: SWT3-41-U-T
Brand: Kramer
$1,400.00
Brand Kramer
SKU SWT3-41-U-T
Weight 3.00 lbs
Warranty 3 Years
Condition New
Status Available
Expert

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Description

The SWT3-41-U-T is a 4×1 USB switcher transmitter that manages multiple USB hosts and extends USB peripherals over CAT links. It provides automatic host switching based on active USB signal detection to simplify meeting and control workflows. The unit supports USB 3.2 host switching and USB extension to remote devices.

Key features include two USB-C hosts with PD 3.0 support and two USB-B hosts plus multiple downstream USB device ports. The transmitter integrates dual-link USB and LAN extension channels and supports USB 3.2 GEN 2 signaling and USB 2.0 extension modes. It also supplies up to 60W USB-C host charging when powered by the 20V supply.

Performance specifications include USB 3.2 switching up to 10 Gbps between active host and devices and extended USB 2.0 data transfer up to 480 Mbps with transmitted bandwidth up to 300 Mbps. The CAT extension reach is up to 100 m (330 ft) and extended Ethernet runs at up to 100 Mbps. RS-232 and GPIO support enable integrated control and device communication.

Connectivity covers two USB-C and two USB-B host ports and multiple downstream device ports including USB-A and USB-C device connectors. The transmitter also provides a PoE-accepting LAN port, balanced audio input on a 5-pin terminal block, RS-232 on a 3-pin terminal block, and GPIO on a 2-pin terminal block. Local panel buttons, IP control, and contact-closure inputs give flexible control options.

Typical applications include enterprise and education meeting rooms where local or remote cameras, microphones, and peripherals must be shared among multiple host participants. The unit is suitable for connecting PTZ cameras, audio devices, touch panels, and HID devices across extended runs. It enables collaborative switching and centralized peripheral sharing during online sessions.

Installation is simplified with PoE powering via the LAN port, two-way powering to CAT-paired devices, and a half 19 inch 1U form factor for under-table or side-by-side rack mounting. The aluminum enclosure uses fan ventilation for quiet cooling and the device supports remote firmware upgrade and 802.1x LAN authentication. LEDs on the panel assist with local status and troubleshooting.

Specifications

Hosts
2 USB 3.2 & PD 3.0 HostsUSB type-C female connectors
2 USB 3.2 HostsUSB-B female connectors
Devices
3 USB 3.2 DevicesUSB-A female connectors
1 USB 3.2 DeviceUSB type-C female connector
Inputs
1 Stereo Analog Balanced Audio5-pin terminal block
Outputs
2 CATRJ-45 female
Ports
1 PoE-accepting EthernetRJ-45 female
1 RS-2323-pin terminal block
2 GPIO2-pin terminal block
USB Features
USB 3.2 Data RateUp to 10Gbps
Integrated USB Hubs2, 1
Standards ComplianceUSB 3.2 GEN 2, 2.0, 1.1
Extended USB
Data RateUp to 480Mbps
Transmitted Data BandwidthUp to 300Mbps
Standards Compliance2.0, 1.1 USB
Extension Line
ReachUp to 100m (330ft)
ReachWhen using Kramer cables
Extended Ethernet
Data RateUp to 100Mbps
Extended RS-232
Baud Rate9600
Power
Power Adapter:
Source20V DC 6A included
NoteHW Rev 02 and higher 20V PSU replaces 12V PSU
Consumption20V DC 3.8A
Max Power20V DC 80W
Power Adapter:
Source12V DC 2A optional
Consumption12V DC 1.2A
Max. Power12V DC 15W
PoE
Consumption370mA
Max. Power20W
USB-C Host Charging
Max. Power60W
NoteWhen powered with 20V power supply only
CompliancePD 3.0
USB Device Charging
Max. Total Current2A
Enclosure
Size0.5 1U rack
MaterialAluminum
CoolingFan ventilation
Product Dimensions21.46cm x 16.30cm x 4.36cm
Product Weight0.8kg
Shipping Weight1.4kg

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Our main goal is to ensure your complete satisfaction with our service and products. If, for any reason, you are not 100% satisfied with your purchase, you can return it within 30 days of the purchase date for a full refund. Our 30-day money back guarantee applies to all of the products we sell, except for: TVs and monitors 20" and larger, Special Order merchandise, or any item indicated as non-returnable. Shipping is not refundable. Prior to returning your purchase, a Return Merchandise Authorization (RMA) number will be provided to you.

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If the item was sent back to us for an exchange, please allow 3 - 5 business days for the replacement to be processed.

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For more information see our official Return Policy

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